Make sure comments in current.txt files are tested.

I had tested these manually. Explicit test here.

Test: hidl_hash_test
Change-Id: I9d15b8e765b1769f68afa65599496490fa4192ee
diff --git a/test/hash_test/good/current.txt b/test/hash_test/good/current.txt
index b6e7514..ff4b669 100644
--- a/test/hash_test/good/current.txt
+++ b/test/hash_test/good/current.txt
@@ -1 +1 @@
-b19939ecb4f877820df49b684f3164f0a3f9aa18743a3521f3bd04e4a06fed64 test.hash.hash@1.0::IHash
+b19939ecb4f877820df49b684f3164f0a3f9aa18743a3521f3bd04e4a06fed64 test.hash.hash@1.0::IHash # comments are fine too